package com.sky.mapper;

import com.sky.entity.ShoppingCart;
import org.apache.ibatis.annotations.*;

import java.util.List;

@Mapper
public interface ShoppingCartMapper {



    List<ShoppingCart> list(ShoppingCart shoppingCart);


    /**
     * 根据id修改商品数量
     * @param shoppingCart
     */
    @Update("UPDATE shopping_cart set number = #{number } where id = #{id}")
    void updateNumberById(ShoppingCart shoppingCart);


    /**
     * 插入购物车数据
     * @param shoppingCart
     */
    @Insert("INSERT INTO shopping_cart(name,user_id,dish_id,setmeal_id,dish_flavor,number,amount,image,create_time) VALUES (#{name},#{userId},#{dishId},#{setmealId},#{dishFlavor},#{number},#{amount},#{image},#{createTime})")
    void insert(ShoppingCart shoppingCart);

    @Delete("delete from shopping_cart where user_id = #{userId}")
    void deleteByUserId(Long id);


    @Delete("delete from shopping_cart where id = #{id}")
    void deleteById(Long id);
}
